NDUFS7 and Behcet disease: As previously published, ETC complex I subunit NDUFS7 was decreased in the PFC of patients with BD compared to CTL.17 Here, we demonstrated no changes in NDUFS7 in other brain regions, increased levels of mtDNA content in HYP of patients with BD and decreased mtDNA oxidation in BA24 and CE of patients with BD and SCZ, respectively.